On January 1, 2496, the Earth received an interstellar telegram from the Gray World people. At the same time, the Gray World people raided the Earth's major space stations. The ambition of the Alliance Defense Minister was exposed and he was transferred to a military court. The last fig leaf of peace on earth has been torn apart, leaving it nakedly exposed to crisis and turmoil. The young soldiers who have not yet completed their training period put on armor and went into battle. Following the footsteps of their predecessors, they staggered into the dark and cruel space battlefield.
Intention: Even if the universe becomes a place for everyone, before that, we will fight until the last moment